Total population (2020)
380,073
Change by 2050 (vs 2020)
-15.3%
Share aged 65+
27.0%
Akiya (vacancy) rate
9.9%
Private rent (JPY/m²)
1,114 JPY/m²/month (≈ $7.2 at ¥155/USD, Jun 2026)
Net migration
-150.0
Investment Attractiveness Score
51 / 100
Relocation Suitability Score
61 / 100
Scores are this site's own 0–100 indices based on the 2020 Census; 2025 figures are shown for reference.
Population Projection (2025–2050)
IPSS projection (令和5年 / 2023). Change vs 2020 Census (380,073).
| Year | Projection | Actual (prelim.) | vs 2020 |
|---|---|---|---|
| 2025 | 369,245 | 368,755vs projection -490 | -2.8% |
| 2030 | 361,238 | — | -5.0% |
| 2035 | 352,162 | — | -7.3% |
| 2040 | 342,345 | — | -9.9% |
| 2045 | 332,241 | — | -12.6% |
| 2050 | 321,749 | — | -15.3% |
Housing Market (Housing and Land Survey, 2023)
Akiya (vacancy) rate: 9.9% (national avg. 13.8%).
Private rental rent: 1,114 JPY/m²/month (≈ $7.2 at ¥155/USD, Jun 2026).
This vacancy count includes secondary homes (e.g. vacation homes), so it runs high in resort/tourist areas. See the Statistics Bureau Housing and Land Survey definitions. Average of all units including older buildings; differs from current asking rents.